25023155252 has 12 divisors (see below), whose sum is σ = 43823730720. Its totient is φ = 12502089336.

The previous prime is 25023155239. The next prime is 25023155257. The reversal of 25023155252 is 25255132052.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (25023155257) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 2366138 + ... + 2376689.

It is an arithmetic number, because the mean of its divisors is an integer number (3651977560).

Almost surely, 2^25023155252 is an apocalyptic number.

It is an amenable number.

25023155252 is a deficient number, since it is larger than the sum of its proper divisors (18800575468).

25023155252 is a wasteful number, since it uses less digits than its factorization.

25023155252 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 4744150 (or 4744148 counting only the distinct ones).

The product of its (nonzero) digits is 30000, while the sum is 32.

The spelling of 25023155252 in words is "twenty-five billion, twenty-three million, one hundred fifty-five thousand, two hundred fifty-two".